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Individual Calculations April 2023 |
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| Kowalski, Witold Total change: 9.20 | |   |
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| 270th YMCA Winter 2023-B Round 8-11 | Warszawa | POL | 2023-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1654 | 2.00 | 3 | 0.23 | 40 | 9.20 | |
|  Pichurko, Jakub | | | 1634 | POL | 1.00 | 1 | 0.47 | 40 | 18.80 | |  Mlynarski, Zbigniew | | | 1586 | POL | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Nocek, Dominik | | | 1547 | POL | 0.00 | 1 | -0.65 | 40 | -26.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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